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I need help pleaseee!!

I need help pleaseee!!-example-1
User Fylax
by
5.0k points

2 Answers

6 votes

Answer:

Explanation:

12 cm

User Azro
by
4.9k points
5 votes

Answer:

12 cm

Explanation:

(whole secant) x (external part) = (tangent)^2

(4+x) * 4 = 8^2

Distribute

16+4x = 64

Subtract 16

4x =48

Divide by 4

4x/4 = 48/4

x = 12

User Vibration Of Life
by
4.9k points